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A154472
a(n) = A126309(A154471(n)).
5
42, 218, 359, 875, 1763, 2359496, 926357642, 1431707647759, 239418125921492, 9138627621456887, 5265474933763866437, 36640566669911088560059, 1544449741807406472977531, 12634727265105076809694418
OFFSET
0,1
COMMENTS
This sequence essentially gives the iterated S-expressions of the sequence A154471, with ()'s removed. See A154473.
LINKS
CROSSREFS
a(n) = A080300(A154473(n)).
Sequence in context: A193400 A193394 A193390 * A221523 A263304 A116004
KEYWORD
nonn
AUTHOR
Antti Karttunen, Jan 11 2009
STATUS
approved