# A134554 (b-file synthesized from sequence entry) 0 0 1 111 2 111 3 222 4 333 5 555 6 888 7 131313 8 212121 9 343434 10 555555 11 898989 12 144144144 13 233233233 14 377377377 15 610610610 16 987987987 17 159715971597 18 258425842584 19 418141814181 20 676567656765 21 109461094610946 22 177111771117711