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A155106 For each term n in this sequence, both n and n+1 can expressed as sum of three distinct nonzero squares in 2 or more ways 0
89, 125, 149, 154, 165, 173, 181, 185, 194, 209, 217, 221, 229, 233, 237, 241, 245, 248, 249, 250, 269, 273, 274, 275, 281, 285, 293, 296, 301, 305, 308, 309, 314, 317, 321, 325, 329, 333, 338, 341, 344, 345, 346, 349, 353, 354, 355, 356, 360, 361, 365, 369, 370, 373, 376, 377, 381, 385, 389, 392 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

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

EXAMPLE

Considering the term 149, 149 = 1^2+2^2+12^2 = 2^2+8^2+9^2 = 6^2+7^2+8^2 and 150 = 1^2+7^2+10^2 = 2^2+5^2+11^2

CROSSREFS

Subset of A024804, any A024804(n) is contained in this sequence if A024804(n)+1=A024804(n+1)

Sequence in context: A083371 A124583 A257843 * A132258 A257860 A256242

Adjacent sequences:  A155103 A155104 A155105 * A155107 A155108 A155109

KEYWORD

nonn

AUTHOR

Avik Roy (avik_3.1416(AT)yahoo.co.in), Jan 20 2009

EXTENSIONS

Description clarified by Harvey P. Dale, Dec. 13, 2010

STATUS

approved

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Last modified October 20 22:44 EDT 2019. Contains 328291 sequences. (Running on oeis4.)