Numbers k such that there are 8 digits in k^2 and for each factor f of 8 (1,2,4) the sum of digit groupings of size f is a square.
A153746
Numbers k such that there are 8 digits in k^2 and for each factor f of 8 (1,2,4) the sum of digit groupings of size f is a square.
Terms
- a(0) =3387a(1) =3414a(2) =3578a(3) =3900a(4) =4767a(5) =6000a(6) =6549a(7) =6552a(8) =6744a(9) =6780a(10) =6783a(11) =7387a(12) =7862a(13) =7889a(14) =8367a(15) =8598a(16) =8600a(17) =8773a(18) =8898a(19) =9000a(20) =9220a(21) =9884a(22) =9885
External references
- oeis: A153746