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Search: id:A076206
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A076206 Numbers with digital root equal to their number of divisors. +0
1
1, 2, 11, 22, 29, 36, 47, 58, 83, 85, 94, 101, 137, 152, 166, 170, 173, 191, 202, 225, 227, 247, 263, 265, 274, 281, 296, 301, 317, 319, 346, 353, 355, 382, 389, 391, 427, 441, 443, 445, 454, 461, 479, 481, 494, 517, 526, 530, 535, 553, 562, 569, 584, 587 (list; graph; listen)
OFFSET

1,2

EXAMPLE

a(6)=36 because 3+6=9 and 36 has 9 divisors.

CROSSREFS

Cf. A000005, A010888.

Sequence in context: A018491 A031010 A161708 this_sequence A018563 A018590 A057531

Adjacent sequences: A076203 A076204 A076205 this_sequence A076207 A076208 A076209

KEYWORD

base,easy,nonn

AUTHOR

Jason Earls (zevi_35711(AT)yahoo.com), Nov 02 2002

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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