96978domain: NAppears in sequencesNumbers n such that 177*2^n-1 is prime.at n=25A050840Values of m such that N = (am+1)(bm+1)(cm+1) is a 3-Carmichael number (A087788), where a,b,c = 1,2,69.at n=10A065702The integer part of the surface area of the 4-dimensional sphere of radius n.at n=16A261791