Numbers that can be expressed as the sum of the first j integer numbers or the first k nonprime numbers, with j and k >=1.
A154588
Numbers that can be expressed as the sum of the first j integer numbers or the first k nonprime numbers, with j and k >=1.
Terms
- a(0) =1a(1) =28a(2) =435a(3) =10296a(4) =415416a(5) =1062153a(6) =3703281a(7) =426626655a(8) =782002378a(9) =102886232631
External references
- oeis: A154588