82009

Properties

Appears in sequences

• Upper twin primes of upper twin prime index.at n=36A088463
• New factors appearing in the factorization of 5^k - 2^k as k increases.at n=20A109291
• Primes of the form 2*n^2+6*n+1.at n=33A176549
• Primes containing the digits (2,0,0,9) in that order.at n=2A197114
• Number of strict partitions of 2n + 1 having an ordering of the parts in which no two neighboring parts have the same parity.at n=44A239883
• Number of permutations of [n] avoiding {1324, 2143, 3412}.at n=12A294702
• Solution of the complementary equation a(n) = a(n-1) + a(n-2) + b(n-1)*b(n-2), where a(0) = 1, a(1) = 2, b(0) = 3, b(1) = 4, and (a(n)) and (b(n)) are increasing complementary sequences.at n=17A295367
• Primes having only {0, 2, 8, 9} as digits.at n=39A386055
• Prime numbersat n=8020