# A156550 (b-file synthesized from sequence entry) 0 5 1 0 2 10 3 -10 4 30 5 -50 6 110 7 -210 8 430 9 -850 10 1710 11 -3410 12 6830 13 -13650 14 27310 15 -54610 16 109230 17 -218450 18 436910 19 -873810 20 1747630 21 -3495250 22 6990510 23 -13981010 24 27962030 25 -55924050 26 111848110 27 -223696210 28 447392430 29 -894784850 30 1789569710 31 -3579139410