178446domain: NAppears in sequencesValues of n such that N=(an+1)(bn+1)(cn+1) is a 3-Carmichael number (A087788), where a,b,c = 1,2,33.at n=36A064253Expansion of (1/x) * Series_Reversion( x * (1/(1 + x) - x^2)^2 ).at n=8A379080