# A026652 (b-file synthesized from sequence entry) 1 1 2 4 3 14 4 57 5 222 6 928 7 3764 8 15971 9 66190 10 283464 11 1190628 12 5131002 13 21749532 14 94153056 15 401757672 16 1745117091 17 7484144598 18 32595240952 19 140342565620 20 612526487822 21 2645723309284 22 11567425911936 23 50095161350616 24 219340900447118