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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.

A258381 O.g.f. satisfies A^6(z) = 1/(1 - z)*( BINOMIAL(BINOMIAL(A(z))) )^5.

Table of values

n a(n)
0 1
1 11
2 181
3 4191
4 131241
5 5360883
6 275510493
7 17223156423
8 1272268864593
9 108480982129883
10 10481174173743109
11 1130938869235448879
12 134719322898080187129
13 17552325198110327173059
14 2482129971814696069384749
15 378542038806168341351484567
16 61920836368469049844434420897

List of values

[1, 11, 181, 4191, 131241, 5360883, 275510493, 17223156423, 1272268864593, 108480982129883, 10481174173743109, 1130938869235448879, 134719322898080187129, 17552325198110327173059, 2482129971814696069384749, 378542038806168341351484567, 61920836368469049844434420897]

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

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