41209

Appears in sequences

• Squares of Bell numbers.at n=6A001247
• a(n) = (2*n - 9)*n^2.at n=29A015243
• Numbers k such that k | 6^k + 1.at n=14A015953
• Numbers k such that k | 13^k + 1.at n=34A015963
• a(n) = (5*n + 3)^2.at n=40A016886
• a(n) = (6*n + 5)^2.at n=33A016970
• a(n) = (7*n)^2.at n=29A016982
• a(n) = (8n + 3)^2.at n=25A017102
• a(n) = (9*n + 5)^2.at n=22A017222
• a(n) = (10*n + 3)^2.at n=20A017306
• a(n) = (11*n + 5)^2.at n=18A017450
• a(n) = (12*n + 11)^2.at n=16A017654
• Expansion of 1/((1-3x)*(1-6x)*(1-11x)).at n=4A017953
• Smallest square that begins with n.at n=41A018796
• Smallest nontrivial extension of n which is a square.at n=40A030666
• Smallest extension of n-th prime which is a square.at n=12A030671
• Squares with initial digit '4'.at n=15A045787
• (Terms in A014738)/4.at n=13A051515
• Denominator of 1/49 - 1/n^2.at n=22A061048
• Squares whose sum of digits as well as product of digits is a square (allowing zero).at n=34A061869