A077305 Partition the concatenation 468910121415161820212224252627283032... of composite numbers into successive strings such that the n-th string is a multiple of prime(n) and > prime(n).

4, 6, 8910, 121415, 161820212224, 25262728303233343, 536383940424445464849505152, 5455565, 758606263, 6465666, 8697072747576777880818, 2848586878890919293949, 59698991001021041051061081101111121141151161171181191201

Offset: 1

Author

Amarnath Murthy, Nov 03 2002

Keywords

• base
• nonn

Examples

			a(4) = 121415 is a multiple of prime(4) = 7.
		

Crossrefs

Cf. A077293, A077294, A077295, A077296, A077297, A077298, A077299, A077300, A077301, A077302, A077303, A077304.

Cf. A129808.

Extensions

More terms from Franklin T. Adams-Watters, May 30 2006