367236

Appears in sequences

• Even squares in which parity of digits alternates.at n=18A030158
• Squares that are the concatenation of three numbers, one of which is the sum of the other two.at n=15A062555
• Squares of the form u'v'w, where in decimal representation u=n^2, v=2*n^2 and w=n^2 possibly with a leading zero.at n=5A077432
• Squares whose decimal digits are nonsquares (2, 3, 5, 6, 7, 8).at n=27A077437
• Squares using only squarefree digits (2, 3, 5, 6, 7).at n=23A077676
• A104315(n)^2.at n=20A104316
• Numbers k such that k^k == 1 (mod sigma(k)).at n=23A181476
• Number of n X 7 binary arrays without the pattern 0 1 diagonally or antidiagonally.at n=19A188822
• Number of (n+2)X(4+2) 0..1 arrays with no 3x3 subblock diagonal sum less than the antidiagonal sum or central row sum equal to the central column sum.at n=4A258541
• Number of (n+2)X(5+2) 0..1 arrays with no 3x3 subblock diagonal sum less than the antidiagonal sum or central row sum equal to the central column sum.at n=3A258542
• T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with no 3x3 subblock diagonal sum less than the antidiagonal sum or central row sum equal to the central column sum.at n=31A258545
• T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with no 3x3 subblock diagonal sum less than the antidiagonal sum or central row sum equal to the central column sum.at n=32A258545
• Numbers n such that the product of n and the sum of the reciprocal of their anti-divisors is an integer.at n=27A272890
• Expansion of Sum_{k>=0} k! * ( x/(1-x^3) )^k.at n=9A370511
• Exponential abundant numbers that are squares of squarefree numbers.at n=31A391428