OFFSET
0,2
LINKS
Alois P. Heinz, Table of n, a(n) for n = 0..100
Wikipedia, Pentomino
FORMULA
a(n) ~ c * d^n, where d = 1875.09099182186211660253860201132854810972459605757360689785461004..., c = 0.25279505771792803447854701369537504374767224177480509542292622525... . - Vaclav Kotesovec, Mar 05 2016
CROSSREFS
KEYWORD
nonn
AUTHOR
Alois P. Heinz, Dec 09 2013
STATUS
approved