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A100250 Positions where values change in A100144. 2
1, 2, 4, 8, 14, 24, 38, 56, 78, 106, 140, 180, 226, 278, 336, 404, 482, 570, 668, 776, 894, 1022, 1160, 1308, 1466, 1638, 1824, 2024, 2238, 2466, 2708, 2964, 3234, 3518, 3816, 4128, 4454, 4794, 5148, 5520, 5910, 6318, 6744, 7188, 7650, 8130, 8628, 9144, 9678 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
Old name was "Indices of beginning terms of arithmetic progressions in A100143".
These terms are 1, A100143(1)+1, A100143(1) + A100143(2) + 1, ...; i.e., the term 1 followed by 1 + partial sums of A100143.
Second differences are in A100144. [Ralf Stephan, Aug 28 2013]
LINKS
CROSSREFS
Cf. A100143.
Sequence in context: A049701 A005598 A290845 * A053800 A262968 A261203
KEYWORD
nonn
AUTHOR
Rick L. Shepherd, Nov 09 2004
EXTENSIONS
Definition simplified by Ralf Stephan, Aug 28 2013
STATUS
approved

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Last modified March 19 03:33 EDT 2024. Contains 370952 sequences. (Running on oeis4.)