%I #5 Jan 09 2023 09:05:51
%S 1,2,6,4,16,12,36,34,28,10,82,72,166,58,142,118,52,262,238,250,130,22,
%T 382,370,232,670,190,112,652,492,766,328,610,172,70,1066,910,874,514,
%U 490,1492,466,1390,352,1330,46,2050,1212,1042,862,2026,832,322,2470,2350,1912,742,2710
%N First occurrence of n in A181157.
%Y Cf. A181157.
%K nonn
%O 1,2
%A Keisuke Sato (st(AT)r3z.org), Oct 07 2010
%E More terms from _Michel Marcus_, Jan 09 2023
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