# A335356 (b-file synthesized from sequence entry)
0 1
1 1
2 3
3 16
4 136
5 1878
6 47370
7 2510396
8 291566024
9 71549525888
10 35928299706224
11 36432215193597408
12 74229008389424439216
13 303202179866531643034192
14 2480138500144153722933893296
15 40602085162301271195431005565536
16 1329878225405871291410633661227157760