# A244330 (b-file supplied by John K. Sikora, June 30, 2014) 1 1 2 2 3 3 4 15 5 31 6 65 7 153 8 343 9 775 10 1729 11 3735 12 8175 13 17371 14 36447 15 76077 16 157471 17 324801 18 669469 19 1370903 20 2807215 21 5728545 22 11679949 23 23777059 24 48348375 25 98093505