A242381 Positive integers, c, such that there are more than two solutions to the equation a^2 + b^3 = c^4, with a, b > 0.

225, 1050, 1176, 1800, 2028, 3025, 6075, 7260, 8400, 8450, 8820, 9408, 10890, 11025, 12312, 14400, 16224, 18375, 19494, 21160, 24200, 24696, 26775, 28125, 28350, 31752, 31974, 34300, 38025, 39600, 43245, 44100, 48600, 49923, 53361, 54756, 58080, 61347, 64980, 67200, 67600, 70560, 71415, 75264, 77175, 81675, 87120, 88200, 98496, 115200, 129792, 131250, 139425, 144150, 145656, 147000, 155952, 159048, 164025, 166419

Offset

1,1

Comments

Submitted at the request of Ralf Stephan, dated 12 May 2014.

Subsequence of A242183.

Links

Table of n, a(n) for n=1..60.

Crossrefs

Cf. A242183, A242186.

Sequence in context: A330096 A091078 A272674 * A076395 A203829 A105925

Adjacent sequences: A242378 A242379 A242380 * A242382 A242383 A242384

Keyword

nonn

Author

Lars Blomberg and Robert G. Wilson v, May 12 2014

Status

approved