173891

Properties

Appears in sequences

• Primes of the form k^2 + 2.at n=35A056899
• Primes that are equal to the mean of 5 consecutive squares.at n=33A129388
• Number of words on {1,1,1,2,2,2,3,3,3,4,4,4,...,n,n,n} avoiding the pattern 1234.at n=4A266737
• Number of sequences with 3 copies each of 1,2,...,n avoiding the pattern 12...n.at n=4A269113
• Number of sequences with n copies each of 1,2,3,4 avoiding the pattern 1234.at n=3A269122
• Number A(n,k) of sequences with k copies each of 1,2,...,n avoiding the pattern 12...n; square array A(n,k), n>=0, k>=0, read by antidiagonals.at n=32A269129
• Primes p such that (p mod s) and (p mod t) are consecutive primes, where s is the sum of the digits of p and t is the product of the digits of p.at n=43A344127
• Expansion of Product_{k>=0} 1 / (1 - x^(2^k) - x^(2^(k+1)))^(2^k).at n=21A357366
• Prime numbersat n=15824