# A069621 (b-file synthesized from sequence entry) 1 9 2 97 3 197 4 1973 5 31973 6 319733 7 3319733 8 331973311 9 6331973311 10 633197331131 11 5633197331131 12 563319733113127 13 6563319733113127 14 65633197331131279 15 3465633197331131279 16 346563319733113127933 17 18346563319733113127933