2015538

Appears in sequences

• Convolution of nonzero squares A000290 with themselves.at n=34A033455
• One sixtieth the product of primitive Pythagorean triangles' sides whose odd values differ by 2.at n=17A081219
• a(0)=0; a(n) = 6*a(n-1) + 6.at n=8A105281
• a(n) = Sum_{k=1..8} n^k.at n=6A228292