# A375865 (b-file synthesized from sequence entry) 1 1 2 4 3 16 4 64 5 241 6 920 7 3384 8 12585 9 46471 10 172226 11 633138 12 2333757 13 8561679 14 31462176 15 115247629 16 422677188 17 1546186675 18 5661378449 19 20689242550 20 75663420126 21 276279455583 22 1009416896015 23 3683274847187 24 13446591920995 25 49037278586475 26 178904588083788 27 652111697384508 28 2377810831870022