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A114546
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A self-descriptive fractal sequence. Each element gives the length and first term of a finite arithmetic sequence. Replace each finite sequence by its length (or first term) and you recover the original infinite sequence.
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2
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4, 5, 6, 7, 5, 6, 7, 8, 9, 6, 7, 8, 9, 10, 11, 7, 8, 9, 10, 11, 12, 13, 5, 6, 7, 8, 9, 6, 7, 8, 9, 10, 11, 7, 8, 9, 10, 11, 12, 13, 8, 9, 10, 11, 12, 13, 14, 15, 9, 10, 11, 12, 13, 14, 15, 16, 17, 6, 7, 8, 9, 10, 11, 7, 8, 9, 10, 11, 12, 13, 8, 9, 10, 11, 12, 13, 14, 15, 9, 10, 11, 12, 13, 14
(list; graph; refs; listen; history; internal format)
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OFFSET
| 4,1
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EXAMPLE
| The first element is 4, describing the four-term arithmetic sequence 4, 5, 6, 7. The second element, 5, describes the five-term sequence 5, 6, 7, 8, 9.
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CROSSREFS
| Cf. A114544, A114545, A114547.
Sequence in context: A004445 A174630 A163875 * A067471 A102691 A014553
Adjacent sequences: A114543 A114544 A114545 * A114547 A114548 A114549
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KEYWORD
| easy,nonn
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AUTHOR
| Kerry Mitchell (lkmitch(AT)gmail.com), Dec 07 2005
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