Numbers k = concat(s,t) such that k = antisigma(s) + antisigma(t), where antisigma(x) = A024816(x).
A251605
Numbers k = concat(s,t) such that k = antisigma(s) + antisigma(t), where antisigma(x) = A024816(x).
Terms
- a(0) =226a(1) =1046a(2) =3881a(3) =20206a(4) =1970256a(5) =57619059a(6) =62109258
External references
- oeis: A251605