# A084355 (b-file synthesized from sequence entry) 0 1 1 1 2 2 3 6 4 3 5 5 6 5 7 4 8 4 9 3 10 3 11 3 12 3 13 4 14 3 15 3 16 3 17 3 18 3 19 3 20 3