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A219287 as a simple table

n a(n)
1 4
2 9
3 42
4 149
5 423
6 1092
7 2623
8 5937
9 12729
10 26009
11 50896
12 95774
13 173920
14 305737
15 521743
16 866485
17 1403565
18 2221983
19 3444020
20 5234902
21 7814504
22 11471371
23 16579351
24 23617153
25 33191161
26 46061853
27 63174192
28 85692374
29 115039336
30 152941445

[4,9,42,149,423,1092,2623,5937,12729,26009,50896,
 95774,173920,305737,521743,866485,1403565,2221983,
 3444020,5234902,7814504,11471371,16579351,
 23617153,33191161,46061853,63174192,85692374,
 115039336,152941445]

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Last modified April 19 18:05 EDT 2024. Contains 371798 sequences. (Running on oeis4.)