# A335865 (b-file synthesized from sequence entry) 1 3 2 7 3 13 4 21 5 31 6 57 7 73 8 91 9 133 10 183 11 273 12 307 13 381 14 553 15 651 16 757 17 871 18 993 19 1057 20 1407 21 1723 22 1893 23 2257 24 2451 25 2863 26 3541 27 3783 28 4161 29 4557 30 5113 31 5403 32 6321 33 6643 34 6973 35 8011 36 9507 37 10303 38 10713 39 11557 40 11991 41 12883 42 14763 43 15751