136747domain: NAppears in sequencesNumbers that are both a sum of two positive cubes and a difference of two consecutive cubes.at n=10A225909Expansion of Product_{k>=1} 1/(1 - x^(2*k-1))^(k*(3*k+1)/2).at n=18A294668Centered hexagonal numbers that are sphenic numbers.at n=23A382628