173889
domain: N
Appears in sequences
- a(n) = (11*n + 10)^2.at n=37A017510
- a(n) = (12*n + 9)^2.at n=34A017630
- Smallest square that contains the digits of n in its exact middle.at n=38A062689
- Odd squares not in A113659.at n=13A103962
- Number of subtrees of a complete binary tree.at n=29A157679
- Squares that become a prime number when prefixed with a 2.at n=19A167717
- Number of n X 4 0..1 arrays avoiding 0 0 1 and 0 1 1 horizontally and 0 0 1 and 1 1 0 vertically.at n=18A207399
- Squares whose arithmetic mean of digits is 6 (i.e., the sum of digits is 6 times the number of digits).at n=3A316486
- Square numbers whose iterative sums of digits are squares.at n=41A384296