| 1, 13, 22, 24, 33, 35, 44, 46, 55, 57, 66, 68, 77, 79, 88, 90, 100, 102, 113, 124, 133, 143, 153, 163, 173, 183, 193, 203, 224, 235, 244, 254, 264, 274, 284, 294, 304, 335, 346, 355, 365, 375, 385, 395, 405, 446, 457, 466, 476, 486, 496, 506, 557, 568, 577, 587
(list; graph; listen)
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OFFSET
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1,2
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COMMENT
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Punctual Birds (A131881) are all numbers k with A132131(n) <= k < A132132(n) for some n Early Birds (A116700) are all numbers k with A132132(n) <= k < A132131(n+1) for some n
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LINKS
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Graeme McRae, Table of n, a(n) for n = 1..27348
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EXAMPLE
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a(1)=1 because 1 is the first Punctual Bird.
a(2)=13 because 1-11 are Punctual Birds, and 12 is not a Punctual Bird.
a(3)=22 because 13-20 are Punctual Birds, and 21 is not a Punctual Bird.
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CROSSREFS
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Cf. A033307, A117804, A116700, A131881, A132132, A132133.
Sequence in context: A056512 A056523 A122559 this_sequence A059408 A111676 A058030
Adjacent sequences: A132128 A132129 A132130 this_sequence A132132 A132133 A132134
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KEYWORD
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base,nonn
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AUTHOR
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Graeme McRae (g_m(AT)mcraefamily.com), Aug 11 2007
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