68150

Appears in sequences

• Generating function = Product_{m>=1} 1/(1 - x^m)^2; a(n) = number of partitions of n into parts of 2 kinds.at n=23A000712
• Numbers k such that the least term in the periodic part of the continued fraction for sqrt(k) is 18.at n=29A031696
• a(n) = least integer that begins a run of exactly n consecutive integers that can be the hypotenuse of a Pythagorean triangle.at n=20A099799
• Number of partitions of 2*n + 1 into parts of two kinds.at n=11A100535
• a(n) = 841*n^2 + 29.at n=9A158665
• Integers that are Rhonda numbers to base 18.at n=21A255735