A138245 a(n) = A138244(n+1) - A138244(n).

1, 3, 2, 4, 6, 8, 12, 10, 14, 18, 22, 26, 24, 16, 30, 32, 28, 20, 34, 36, 42, 44, 46, 62, 52, 38, 60, 48, 58, 56, 54, 40, 50, 64, 68, 72, 76, 84, 66, 90, 80, 70, 74, 82, 78, 86, 94, 98, 88, 104, 96, 112, 92, 106, 102, 120, 110, 100, 114, 126, 108, 116, 124, 122, 130, 128

Offset

1,2

Links

Joshua Zucker, Mar 09 2008, Table of n, a(n) for n = 1..999

Example

With the exception of the first two terms, all terms of this sequence are even.
By definition, no integer occurs more than once in this sequence.

Crossrefs

Cf. A138244.

Sequence in context: A114651 A340064 A240539 * A163328 A164109 A116425

Adjacent sequences: A138242 A138243 A138244 * A138246 A138247 A138248

Keyword

nonn

Author

Leroy Quet, Mar 08 2008

Extensions

More terms from Joshua Zucker, Mar 09 2008

Status

approved