67081
domain: N
Appears in sequences
- a(n) = (7*n)^2.at n=37A016982
- a(n) = (8n + 3)^2.at n=32A017102
- a(n) = (9*n + 7)^2.at n=28A017246
- a(n) = (10*n + 9)^2.at n=25A017378
- a(n) = (11*n + 6)^2.at n=23A017462
- a(n) = (12*n + 7)^2.at n=21A017606
- Squares which are palindromes in base 6.at n=9A029991
- Numerators of continued fraction convergents to sqrt(266).at n=5A041498
- Squares with initial digit '6'.at n=23A045789
- Numbers n such that n and n^(1/2) combined use different digits.at n=18A059931
- Denominator of 1/49 - 1/n^2.at n=30A061048
- Numbers k such that tau(k) - tau(k+1) = 1.at n=37A068208
- Let m = Wonderful Demlo number A002477(n); a(n) = square of the sum of digits of m.at n=30A080150
- Squares arising in A085039. n-th partial sum of A085039.at n=16A085040
- Odd squares not in A113659.at n=7A103962
- Exclusionary squares.at n=38A112735
- 3D analog of A081113: the number of (n-1)-step paths a 3D chess king can make starting from one face of the n X n X n cube to the opposite one.at n=4A140770
- Cyclops squares: squares (A000290) that are also cyclops numbers (A134808).at n=14A160711
- Squares that become a prime number when prefixed with a 1.at n=37A167716
- Squares that become a prime number when prefixed with a 4.at n=32A167719