72907

Properties

Appears in sequences

• Number of permutations of length n which avoid the patterns 1423, 3124, 3421.at n=11A116749
• Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, -1), (-1, 0, 0), (0, -1, 0), (0, 0, 1), (1, 1, -1)}.at n=11A148375
• Primes of the form 9n^2 + 7.at n=21A201707
• Primes of the form (p*q+r*s)/2, where p,q,r,s are consecutive primes.at n=10A340307
• Prime numbersat n=7208