A074288 n-th term of the Kolakoski sequence (A000002) multiplied by the n-th partial sum.

1, 6, 10, 6, 7, 18, 10, 24, 28, 15, 34, 38, 20, 21, 46, 24, 25, 54, 58, 30, 64, 33, 34, 72, 37, 78, 82, 42, 43, 90, 46, 47, 98, 50, 104, 108, 55, 114, 118, 60, 61, 126, 64, 132, 136, 69, 142, 72, 73, 150, 76, 77, 158, 162, 82, 168, 172, 87, 88, 180, 91, 186

Offset: 1

Author

Jon Perry, Sep 21 2002

Keywords

• nonn
• easy

Examples

			The Kolakoski sequence begins 1,2,2,1,1,2,...  and its sequence of partial sums (A054353) begins 1,3,5,6,7,9,... Therefore the opening terms are 1,6,10,6,7,18.
		

Links

• Nathaniel Johnston, Table of n, a(n) for n = 1..10000

Crossrefs

Cf. A054353, A074289.

Extensions

Edited and offset corrected by Nathaniel Johnston, May 02 2011