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Search: id:A069629
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| A069629 |
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a(1) = 2; a(2n) = smallest prime starting (most significant digits) with a(2n-1). a(2n+1) = smallest prime ending (least significant digits)in a(2n). |
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| 2, 23, 223, 2237, 32237, 3223709, 63223709, 6322370909, 66322370909, 6632237090903, 36632237090903, 3663223709090329, 73663223709090329, 736632237090903299, 5736632237090903299, 573663223709090329963
(list; graph; listen)
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