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Search: id:A103385
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| 2, 3, 5, 7, 17, 31, 71, 127, 157, 227, 257, 293, 349, 419, 503, 1993, 7907, 26293, 29311, 34603, 67477, 3147311, 9159547, 973669469, 6797534657, 9627183689, 297222052181, 4530692779838851, 41748646469705167, 266359428042546661
(list; graph; listen)
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OFFSET
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1,1
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COMMENT
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Intersection of A103375 with A000040.
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EXAMPLE
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17 is an element of this sequence because A103375(36) = 17.
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MATHEMATICA
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k = 7; Do[a[n] = 1, {n, k + 1}]; a[n_] := a[n] = a[n - k] + a[n - k - 1]; Union[Select[Array[a, 475], PrimeQ]]
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CROSSREFS
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Cf. A000040, A103375, A103382-A103391, A103395.
Adjacent sequences: A103382 A103383 A103384 this_sequence A103386 A103387 A103388
Sequence in context: A048418 A074788 A070805 this_sequence A103389 A103387 A103388
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KEYWORD
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nonn,easy
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AUTHOR
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Jonathan Vos Post (jvospost3(AT)gmail.com), Feb 03 2005
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EXTENSIONS
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Edited, corrected and extended by Ray Chandler (rayjchandler(AT)sbcglobal.net) and Robert G. Wilson v (rgwv(AT)rgwv.com), Feb 06 2005
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