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A278203 as a simple table

n a(n)
1 0
2 15
3 97
4 666
5 4827
6 34869
7 251260
8 1811189
9 13056663
10 94122538
11 678506791
12 4891196693
13 35259493158
14 254177432493
15 1832305613593
16 13208662283862
17 95218154664535
18 686405389318065
19 4948135785116200
20 35669952667919773

[0,15,97,666,4827,34869,251260,1811189,13056663,
 94122538,678506791,4891196693,35259493158,
 254177432493,1832305613593,13208662283862,
 95218154664535,686405389318065,4948135785116200,
 35669952667919773]

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Last modified April 16 07:08 EDT 2024. Contains 371698 sequences. (Running on oeis4.)