664392

Appears in sequences

• a(n) = binomial(5n+6, 4)/5 for n >= 0.at n=18A238471
• Solution of the complementary equation a(n) = a(n-1) + a(n-2) + b(n) - 1, where a(0) = 1, a(1) = 5, b(0) = 2, b(1) = 3, b(2) = 4, and (a(n)) and (b(n)) are increasing complementary sequences.at n=24A295966