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A042693 formatted as a simple table:

n a(n)
0 1
1 1
2 2
3 5
4 72
5 149
6 221
7 370
8 21681
9 22051
10 43732
11 109515
12 1576942
13 3263399
14 4840341
15 8103740
16 474857261
17 482961001
18 957818262
19 2398597525
20 34538183612
21 71474964749
22 106013148361
23 177488113110

[1,1,2,5,72,149,221,370,21681,22051,43732,109515,
 1576942,3263399,4840341,8103740,474857261,
 482961001,957818262,2398597525,34538183612,
 71474964749,106013148361,177488113110]

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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.


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