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A223995 as a simple table

n a(n)
1 15
2 155
3 1144
4 7927
5 55333
6 388598
7 2743444
8 19437479
9 138010718
10 981047716
11 6977843175
12 49645292212
13 353262192994
14 2513898151334
15 17890175634324
16 127318180862693
17 906089796193803
18 6448444001034017
19 45892351529878911

[15,155,1144,7927,55333,388598,2743444,19437479,
 138010718,981047716,6977843175,49645292212,
 353262192994,2513898151334,17890175634324,
 127318180862693,906089796193803,6448444001034017,
 45892351529878911]

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Last modified June 8 09:36 EDT 2024. Contains 373217 sequences. (Running on oeis4.)