Define sds(n) = sum of the squares of the digits of n. Sequence gives smaller of two consecutive squares with sds(k^2) = sds((k+1)^2).
A069645
Define sds(n) = sum of the squares of the digits of n. Sequence gives smaller of two consecutive squares with sds(k^2) = sds((k+1)^2).
Terms
- a(0) =169a(1) =529a(2) =841a(3) =1681a(4) =24649a(5) =96721a(6) =756900a(7) =833569a(8) =1478656a(9) =1666681a(10) =2972176a(11) =3258025a(12) =3617604a(13) =5405625a(14) =7166329a(15) =8162449a(16) =9721924a(17) =9771876a(18) =12404484a(19) =13184161a(20) =13380964a(21) =13778944a(22) =15776784a(23) =17464041a(24) =19079424a(25) =20034576
External references
- oeis: A069645