27116

Appears in sequences

• Number of configurations of the 4 X 3 variant of Sam Loyd's sliding block 15-puzzle that require a minimum of n moves to be reached, starting with the empty square in one of the corners.at n=49A090166
• a(n) = floor(sqrt(a(n-1)^2 + a(n-2)^2)), a(1)=10, a(2)=30.at n=30A104863
• Number of (n+3) X 7 0..2 matrices with each 4 X 4 subblock idempotent.at n=11A224724
• a(n) is the smallest k such that A361902(k) = n, or -1 if no such k exists.at n=46A361999
• Number of semi-sums of strict integer partitions of n.at n=47A366741