

A115840


Selfdescribing sequence. The nth integer of the sequence indicates how many integers of the sequence are strictly < 6n.


0



1, 6, 7, 8, 9, 10, 12, 18, 24, 30, 36, 37, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 72, 73, 74, 75, 76, 78, 84, 90, 96, 102, 108, 114, 120, 126, 132, 138, 144, 150, 156, 162, 168, 174, 180, 186, 192, 198, 204, 210
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OFFSET

1,2


COMMENTS

Terms computed by Gilles Sadowski. In building step by step the sequence one has sometimes the choice for an integer. If so take the smallest available one.


LINKS



EXAMPLE

A(7)=12 because there are 12 integers in the sequence which are strictly < 42 (they are 1,6,7,8,9,10,12,18,24,30,36,37)


CROSSREFS



KEYWORD

base,easy,nonn


AUTHOR



STATUS

approved



