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A152988 formatted as a simple table:

n a(n)
0 0
1 0
2 0
3 0
4 7
5 47
6 193
7 236
8 1579
9 4195
10 18461
11 62143
12 275781
13 1131909
14 7434169
15 10522660
16 72469339
17 268486155
18 1442237845
19 4284330539
20 18146555293
21 62021099893
22 248289236937
23 798007352239
24 2832660377605
25 11922780595861

[0,0,0,0,7,47,193,236,1579,4195,18461,62143,
 275781,1131909,7434169,10522660,72469339,
 268486155,1442237845,4284330539,18146555293,
 62021099893,248289236937,798007352239,
 2832660377605,11922780595861]

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Last modified December 6 11:04 EST 2009. Contains 170427 sequences.


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