168199

Appears in sequences

• Quasi-Carmichael numbers to base 7: squarefree composites n such that (n,2*3*5) = 1 and prime p|n ==> p-7|n-7.at n=18A029556
• Numerators of continued fraction convergents to sqrt(291).at n=3A041546
• Number of walks within N^2 (the first quadrant of Z^2) starting and ending at (0,0) and consisting of n steps taken from {(-1, 0), (-1, 1), (0, -1), (1, 0)}.at n=15A151346
• Numbers n such that A045876(n) = A045876(n+1).at n=30A276758