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A088364
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a(n) = index of the n-th local minimum of A053707.
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1
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1, 3, 6, 9, 13, 16, 19, 21, 26, 28, 30, 33, 37, 39, 43, 48, 50, 53, 56, 61, 63, 66, 68, 70, 73, 75, 78, 80, 82, 86, 90, 94, 96, 98, 102, 105, 108, 112, 115, 119, 124, 128, 132, 134, 136, 139, 141, 144, 146, 148, 150, 152, 156, 158, 160, 165, 168, 171, 173, 176, 180, 182
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,2
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COMMENTS
| A053707(a(n)) = A088363(n).
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EXAMPLE
| The eighth local minimum of A053707 is 17 and occurs at index 21, hence a(8) = 21; A053707(a(8)) = A053707(21)) = 17 = A088363(8).
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PROG
| (PARI) {m=1; k=0; for(n=2, 530000, if(matsize(factor(n))[1]==1&&factor(n)[1, 2]>1, d=n-m; if((k<2||b>c)&&(!k<1&&d>=c), print1(k, ", ")); k++; m=n; b=c; c=d))}
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CROSSREFS
| Cf. A025475, A053707, A088363.
Sequence in context: A061514 A078559 A159908 * A022853 A198264 A186516
Adjacent sequences: A088361 A088362 A088363 * A088365 A088366 A088367
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KEYWORD
| nonn
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AUTHOR
| Klaus Brockhaus (klaus-brockhaus(AT)t-online.de), Sep 27 2003
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