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 A154792 Triangle read by rows in which row n lists the pair of noncomposite numbers that are equidistant from and nearest to n, with 0's inserted, as shown below in the example. 0
 0, 1, 3, 1, 0, 5, 0, 3, 5, 0, 0, 3, 0, 7, 0, 0, 0, 5, 7, 0, 0, 0, 3, 0, 0, 0, 11, 0, 0, 0, 5, 0, 0, 11, 0, 0, 0, 0, 0, 7, 0, 11, 0, 0, 0, 0, 0, 0, 7, 0, 0, 13, 0, 0, 0 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,3 LINKS EXAMPLE Triangle begins: n ........ Pair 1 ..........0 2 ........ 1,3 3 ....... 1,0,5 4 ...... 0,3,5,0 5 ..... 0,3,0,7,0 6 .... 0,0,5,7,0,0 CROSSREFS Cf. A008578, A154720, A154721, A154722, A154723, A154791. Sequence in context: A143468 A133728 A127627 * A185911 A187954 A119302 Adjacent sequences:  A154789 A154790 A154791 * A154793 A154794 A154795 KEYWORD more,nonn,tabl AUTHOR Omar E. Pol, Jan 25 2009 STATUS approved

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Last modified October 18 05:45 EDT 2019. Contains 328146 sequences. (Running on oeis4.)