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This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A174419 Numerators T(0,k) of a top row sequence which generates a signed variant (-1)^n*T(n,0) of itself in the column k=0 under repeated application of the Akiyama-Tanigawa transform.

Table of values

n a(n)
0 0
1 1
2 3
3 29
4 213
5 36361
6 5004267
7 161159569259
8 1604875494550299
9 700591444676447407855
10 272366765005761133289834097
11 441056613421971051554626329901900903
12 48264034659082736983682770426524745021503
13 162486296853709899698219310156295323853814636455303

List of values

[0, 1, 3, 29, 213, 36361, 5004267, 161159569259, 1604875494550299, 700591444676447407855, 272366765005761133289834097, 441056613421971051554626329901900903, 48264034659082736983682770426524745021503, 162486296853709899698219310156295323853814636455303]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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