86607

Appears in sequences

• a(n) = 1^2 + prime(1)^2 + prime(2)^2 + ... + prime(n)^2.at n=27A024525
• Expansion of (x-5*x^2+11*x^3-12*x^4+7*x^5-2*x^6+x^7) / (1-6*x+15*x^2-20*x^3+15*x^4-6*x^5+x^6).at n=28A221948
• Not appropriate for the OEIS.at n=12A248691
• Solution of the complementary equation a(n) = a(n-1) + a(n-2) + b(n-2)*b(n), where a(0) = 2, a(1) = 4, b(0) = 1, b(1) = 3, b(2) = 5, and (a(n)) and (b(n)) are increasing complementary sequences.at n=17A296270