277350

Appears in sequences

• a(n) = a(n-1) + a(n-5); a(0) = ... = a(4) = 1.at n=47A003520
• Expansion of 1/(1 -x^5 -x^6 -x^7 - ...).at n=52A017899
• Number of permutations satisfying -k<=p(i)-i<=r and p(i)-i not in I, i=1..n, with k=1, r=5, I={0,2,3}.at n=49A079955
• Smallest area A of Heron triangles with sides (a, b, c) in arithmetic progression of the form b - d(n), b, b + d(n), where d(n) = A091998(n) = 12*n +- 1.at n=35A229098
• Numbers k such that 6*k + 1 is a prime that can be written as p*q + 2, with p and q being consecutive primes.at n=27A342564
• Number of compositions of 5*n-3 into parts 1 and 5.at n=9A369838