# A221412 (b-file synthesized from sequence entry)
0 1
1 1
2 5
3 39
4 576
5 11693
6 358649
7 15411564
8 951579001
9 83392989241
10 10419431480203
11 1856210104355977
12 471536928543684056
13 170959559745467848287
14 88469465053214549982042
15 65371115770077488407503980
16 68993903807593031325051425205
17 104033290140443202579946504758992