276676

Appears in sequences

• Squares composed of digits {2,6,7}.at n=1A058462
• Squares whose decimal digits are nonsquares (2, 3, 5, 6, 7, 8).at n=24A077437
• Squares using only squarefree digits (2, 3, 5, 6, 7).at n=22A077676
• a(1)=1, a(n) = a(n-1) + n^5 if n odd, a(n) = a(n-1) + n^4 if n is even.at n=11A135214
• Integer quotients of k^2 by the sum of the prime distinct divisors of k^2+1, where k = A196219(n).at n=23A196220
• Determinant of the n X n matrix with (i,j)-entry equal to 1 or 0 according as i + j and 4*(i + j)^2 + 1 are both prime or not.at n=44A228561
• Number of minimal total dominating sets in the n-ladder graph.at n=18A303072
• Perfect squares whose pattern of identical digits is unique among the squares.at n=23A374267