# A176916 (b-file synthesized from sequence entry)
0 2
1 11
2 36
3 141
4 646
5 3151
6 15656
7 78161
8 390666
9 1953171
10 9765676
11 48828181
12 244140686
13 1220703191
14 6103515696
15 30517578201
16 152587890706
17 762939453211
18 3814697265716
19 19073486328221
20 95367431640726
21 476837158203231
22 2384185791015736
23 11920928955078241
24 59604644775390746