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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.

A275757 G.f. satisfies: A(x) = x + A( A(x)^3 - A(x)^7 ), an odd function.

Table of values

n a(n)
1 1
2 1
3 3
4 11
5 46
6 207
7 977
8 4767
9 23835
10 121424
11 627747
12 3284055
13 17348254
14 92387544
15 495371637
16 2671588333
17 14480158111
18 78822638280
19 430685654483
20 2361012092488
21 12980509646385
22 71547277918984
23 395252428706918
24 2187886348193235
25 12132382884810469
26 67383306100049693
27 374771558921409855
28 2086989709106321626
29 11634599273439782284
30 64923785744439199536
31 362598744217074249165
32 2026617482659866472677

List of values

[1, 1, 3, 11, 46, 207, 977, 4767, 23835, 121424, 627747, 3284055, 17348254, 92387544, 495371637, 2671588333, 14480158111, 78822638280, 430685654483, 2361012092488, 12980509646385, 71547277918984, 395252428706918, 2187886348193235, 12132382884810469, 67383306100049693, 374771558921409855, 2086989709106321626, 11634599273439782284, 64923785744439199536, 362598744217074249165, 2026617482659866472677]

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

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