41442

Appears in sequences

• Number of squarefree palindromes over {0, 1, 2} of length 2n+1.at n=37A012212
• Expansion of square of g.f. for A051573.at n=13A051603
• Each permutation in the list A060117 converted to Site Swap notation, with digits reversed. "Zero throws" (fixed elements) indicated with 0's.at n=29A060496
• a(n) = 5*a(n - 1) + a(n - 2), with a(0)=1, a(1)=2.at n=7A164581
• Number of binary strings of length n avoiding 4-antipowers.at n=38A275061
• Twice-partitioned numbers where the first partition is strict and the latter partitions are constant.at n=33A279786
• a(n) = a(n-1) + a(n-2) + a([2n/3]), where a(0) = 1, a(1) = 2, a(2) = 3.at n=18A298343