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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.

A035098 Near-Bell numbers: partitions of an n-multiset with multiplicities 1, 1, 1, ..., 1, 2.

Table of values

n a(n)
1 1
2 2
3 4
4 11
5 36
6 135
7 566
8 2610
9 13082
10 70631
11 407846
12 2504071
13 16268302
14 111378678
15 800751152
16 6027000007
17 47363985248
18 387710909055
19 3298841940510
20 29119488623294
21 266213358298590
22 2516654856419723
23 24566795704844210

List of values

[1, 2, 4, 11, 36, 135, 566, 2610, 13082, 70631, 407846, 2504071, 16268302, 111378678, 800751152, 6027000007, 47363985248, 387710909055, 3298841940510, 29119488623294, 266213358298590, 2516654856419723, 24566795704844210]

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

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