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A169632
The even terms in Recamán's sequence (A005132).
0
0, 6, 2, 20, 12, 22, 10, 24, 8, 62, 42, 18, 42, 16, 44, 14, 46, 78, 114, 78, 38, 80, 36, 82, 34, 84, 32, 86, 30, 88, 28, 90, 26, 224, 156, 226, 154, 228, 152, 74, 154, 72, 156, 70, 158, 68, 160, 66, 162, 64, 164, 264, 368, 262, 370, 40, 152, 494, 378, 258, 138, 260
OFFSET
1,2
FORMULA
a(2*n+b) = A005132(4*n+3+b), for b = {0,1}. - Thomas Scheuerle, Oct 06 2022
CROSSREFS
Cf. A005132, A169633 (odd).
Sequence in context: A319313 A277275 A213503 * A201445 A090033 A036173
KEYWORD
nonn
AUTHOR
Eric Desbiaux, Mar 15 2010
EXTENSIONS
More terms from R. J. Mathar, Oct 09 2010
STATUS
approved