User contributions for Gfis

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A user with 28 edits. Account created on 20 April 2023.

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10:0010:00, 4 December 2024 diff hist +1,846‎ N OEIS/Spirals ‎ Created page with "===Hexagonal grid, counterclockwise=== Cf. [https://oeis.org/A056105 A056105] First spoke of a hexagonal spiral. From Robert G. Wilson v, Jul 05 2014: (Start) Each of the 6 primary spokes or rays has a generating formula as stated here: 1st: 90 degrees A056105 3n^2 - 2n + 1 2nd: 30 degrees A056106 3n^2 - n + 1 3rd: 330 degrees A056107 3n^2 + 1 4th: 270 degrees A056108 3n^2 + n + 1 5th: 210 degrees A056109 3n^2 + 2n + 1 6th: 150 degrees A003215 3n^2 + 3n..." current
09:5109:51, 4 December 2024 diff hist +33‎ OEIS ‎ →‎Small projects: Spirals current

18:4318:43, 17 October 2024 diff hist +209‎ OEIS/Eta products ‎ Product g.f.s current

11:4111:41, 4 October 2024 diff hist 0‎ m OEIS/Eta products ‎ 172316825520*1*
11:1211:12, 4 October 2024 diff hist +403‎ OEIS/Eta products ‎ E_2k
11:0411:04, 4 October 2024 diff hist +445‎ m OEIS/Eta products ‎ →‎E_10, E_12, E_14, etc. Tag: Visual edit: Switched

18:1618:16, 3 October 2024 diff hist +1,361‎ OEIS/Eta products ‎ E_10, E_12 etc.
10:3110:31, 3 October 2024 diff hist +397‎ OEIS/Eta products ‎ A41. E_8
10:0810:08, 3 October 2024 diff hist +748‎ OEIS/Eta products ‎ Ramanujan's P, Q, R

07:2607:26, 1 October 2024 diff hist +206‎ OEIS/Eta products ‎ R.'s tau

06:3806:38, 25 September 2024 diff hist −8‎ m OEIS/Eta products ‎ →‎Computation of the period from an EPSIG: wording Tag: Visual edit

09:2009:20, 6 April 2024 diff hist +10,856‎ N OEIS/A070080 ‎ Perl program and parameterization current
08:4708:47, 6 April 2024 diff hist −10‎ m OEIS ‎ →‎Individual sequences
08:4508:45, 6 April 2024 diff hist +94‎ OEIS ‎ →‎Individual sequences: A070080

18:5518:55, 17 March 2024 diff hist 0‎ m ISBN-Liste ‎ Typo current Tag: Visual edit
18:4918:49, 17 March 2024 diff hist +62‎ ISBN-Liste ‎ Pfort 2025 = ...46 Tag: Visual edit

13:3113:31, 15 December 2023 diff hist +48‎ OEIS/Infinite Products ‎ →‎List of common products current
13:2913:29, 15 December 2023 diff hist +543‎ OEIS/Infinite Products ‎ 1+-m*k*x^k
13:1213:12, 15 December 2023 diff hist +835‎ OEIS/Infinite Products ‎ List of common products Tag: Visual edit: Switched

11:1211:12, 21 October 2023 diff hist +139‎ Tips and Tricks ‎ lambd(3) current

12:0712:07, 20 October 2023 diff hist +203‎ OEIS/Generating Functions and Recurrences ‎ combstruct reference current

10:2810:28, 17 October 2023 diff hist +188‎ OEIS/Generating Functions and Recurrences ‎ →‎Triangles, Riordan arrays, g.f. with two variables: links

17:3817:38, 15 October 2023 diff hist +228‎ OEIS/Generating Functions and Recurrences ‎ g.f. for triangle with Maple Tag: Visual edit: Switched

21:3621:36, 8 September 2023 diff hist +4‎ m OEIS/coors ‎ →‎Factors of the denominator polynomials: writing current Tag: Visual edit

08:5008:50, 2 August 2023 diff hist +603‎ OEIS/Attaching segments ‎No edit summary current Tag: Visual edit: Switched
08:2808:28, 2 August 2023 diff hist +649‎ OEIS/Attaching segments ‎No edit summary
07:5907:59, 2 August 2023 diff hist +326‎ N OEIS/Attaching segments ‎ Created page with "===Column 5=== attach to: 3,7,11,15,19 ... => 3 mod 4 left side: 1,2,3,4,5,6 ... => 1 mod 1 remaining: 0,1,2 mod 4 ===Column 6=== attach to: 1,5,9,13,17 ... => 1 mod 4 left side: 1,4,7,10,13 1 mod 3 remaining: 0,2 mod 4 double step: if 1 mod 3 = 3 mod 4: 7, 19,31 => 7 mod 12"
07:5007:50, 2 August 2023 diff hist −25‎ OEIS/3x+1 Problem ‎ new section current Tag: Visual edit: Switched

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