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Search: id:A036381
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| A036381 |
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Connected numbers (A029827) with binary order n, i.e. those in interval [ 2(n-1)+1,2^n ]. |
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+0
2
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| 0, 0, 0, 1, 0, 5, 8, 21, 42, 89, 180, 361, 720, 1438, 2867, 5696, 11282, 22392, 44340, 87887
(list; graph; listen)
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OFFSET
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1,6
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EXAMPLE
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From the 64 numbers of which the binary order is 7, the following 8 are composite connected numbers: 85,95,99,111,115,117,119,123. Among the others 13 primes, 4 true prime powers and 39 split numbers can be found.
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CROSSREFS
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Cf. A029827, A029837, A036378-A036390.
Sequence in context: A138810 A105634 A120036 this_sequence A140419 A138023 A120037
Adjacent sequences: A036378 A036379 A036380 this_sequence A036382 A036383 A036384
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KEYWORD
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nonn
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AUTHOR
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Labos E. (labos(AT)ana.sote.hu)
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