A248403 Noncongruent squarefree numbers n with A248395(n)/d(n) = 1, where d(n) = A000005(n).

2, 10, 58, 74, 114, 122, 130, 170, 258, 290, 314, 346, 354, 362, 370, 402, 474, 506, 586, 610, 618, 642, 714, 730, 746, 786, 826, 906, 922, 946, 962, 970, 986, 1066, 1074, 1090, 1162, 1194, 1218, 1258, 1306, 1338, 1378, 1474, 1506, 1514, 1554, 1562, 1626, 1658

Offset

1,1

Links

Table of n, a(n) for n=1..50.

J. B. Tunnell, A classical Diophantine problem and modular forms of weight 3/2, Invent. Math., 72 (1983), 323-334.

Crossrefs

Cf. A000005, A003273, A248394, A248395, A248397-A248406.

Sequence in context: A364306 A371770 A369487 * A278095 A075870 A074608

Adjacent sequences: A248400 A248401 A248402 * A248404 A248405 A248406

Keyword

nonn

Author

N. J. A. Sloane, Oct 20 2014

Extensions

More terms from Amiram Eldar, Oct 13 2019

Status

approved