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A125048 as a simple table

na(n)
00
124
248576
373741824
499511627776
5125899906842624
6152921504606846976
7180591620717411303424
8208925819614629174706176
9237940039285380274899124224
10267650600228229401496703205376

[0,24,48576,73741824,99511627776,125899906842624,
 152921504606846976,180591620717411303424,
 208925819614629174706176,
 237940039285380274899124224,
 267650600228229401496703205376]