

A256265


Sums of two successive terms of A256264.


7



1, 3, 7, 11, 15, 23, 35, 43, 47, 55, 67, 79, 95, 123, 155, 171, 175, 183, 195, 207, 223, 251, 283, 303, 319, 347, 387, 439, 503, 579, 651, 683, 687, 695, 707, 719, 735, 763, 795, 815, 831, 859, 899, 951, 1015, 1091, 1163, 1199, 1215, 1243, 1283, 1335, 1399, 1475, 1563, 1663, 1775, 1899, 2035, 2183, 2343, 2515, 2667, 2731
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OFFSET

1,2


COMMENTS

First differs from A139250 (the toothpick sequence) at a(27).
It appears that both sequences share infinitely many terms, for example: a(1)..a(26), a(31)..a(42), a(47)..a(50), a(63)..a(74), a(79)..a(82), etc.
The main entry for this sequence is A256263.


LINKS

Table of n, a(n) for n=1..64.


FORMULA

a(n) = A256264(n) + A256264(n1).


CROSSREFS

Cf. A007583, A139250, A255747, A256260, A256261, A256263, A256264.
Sequence in context: A160808 A151567 A139250 * A266535 A182634 A173530
Adjacent sequences: A256262 A256263 A256264 * A256266 A256267 A256268


KEYWORD

nonn


AUTHOR

Omar E. Pol, Apr 10 2015


STATUS

approved



