# A263980 (b-file synthesized from sequence entry) 1 2 2 13 3 41 4 61 5 113 6 181 7 269 8 313 9 421 10 613 11 761 12 929 13 1013 14 1201 15 1301 16 1637 17 1741 18 1861 19 2113 20 2381 21 2521 22 2969 23 3121 24 3449 25 3613 26 4153 27 4337 28 4513 29 5101 30 5737 31 5953 32 6173 33 6389 34 6857 35 7321 36 7817 37 8069 38 8581 39 9397 40 9661 41 9941 42 10513 43 11717 44 12329 45 12641 46 13613 47 14281 48 14621 49 15313 50 16381 51 17117 52 17489 53 18253 54 18637 55 19013 56 19801 57 20201