A091767 - OEIS

A091767

a(n) is the largest number such that all numbers from 1 to a(n) can be expressed using first n terms of A091766.

1, 3, 8, 9, 10, 11, 17, 19, 21, 27, 28, 31, 38, 42, 43, 44, 51, 52, 54, 55, 57, 58, 61, 68, 73, 74, 75, 76, 77, 89, 93, 94, 95, 97, 102, 103, 111, 112, 114, 115, 117, 118, 119, 123, 124, 126, 138, 144, 145, 146, 147, 153, 156, 161, 174, 175, 176, 177, 180, 182, 184, 185

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OFFSET

1,2

LINKS

Table of n, a(n) for n=1..62.

EXAMPLE

Using first three terms 1,2 and 6 of A091766, all numbers up to 8 can be obtained in this manner. (1), (2), (3=1+2), (4= 6-2), (5=6-1), (6), (7=6+1), (8=6+2), hence a(3) = 8.

CROSSREFS

Cf. A091766, A000244.

Sequence in context: A363955 A220789 A276006 * A024549 A051208 A211223

Adjacent sequences: A091764 A091765 A091766 * A091768 A091769 A091770

KEYWORD

nonn

AUTHOR

Amarnath Murthy, Feb 08 2004

EXTENSIONS

More terms from David Wasserman, Apr 24 2006

STATUS

approved