id:A141820 - OEIS Search Results

Search: id:A141820

Displaying 1-1 of 1 results found.

page 1

a(1)=1. a(n) = the smallest integer > a(n-1) that is divisible by the number of 1's in the binary representation of n.

+0
2

1, 2, 4, 5, 6, 8, 9, 10, 12, 14, 15, 16, 18, 21, 24, 25, 26, 28, 30, 32, 33, 36, 40, 42, 45 (list; graph; listen)

	OFFSET	`1,2`
	EXAMPLE	`19 in binary is 10011, which has 3 ones. a(18) = 28. Checking the integers > 28, 29 is not divisible by 3. But 30 is divisible by 3. So a(19) = 30.`
	CROSSREFS	`Cf. A000120, A141819.` `Adjacent sequences: A141817 A141818 A141819 this_sequence A141821 A141822 A141823` `Sequence in context: A006594 A143028 A091529 this_sequence A095775 A035063 A004128`
	KEYWORD	`more,nonn`
	AUTHOR	`Leroy Quet (qq-quet(AT)mindspring.com), Jul 08 2008`

page 1

Search completed in 0.002 seconds

Last modified October 5 16:50 EDT 2008. Contains 144613 sequences.