login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo

Please make a donation to keep the OEIS running. We are now in our 56th year. In the past year we added 10000 new sequences and reached almost 9000 citations (which often say "discovered thanks to the OEIS").
Other ways to donate

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A186780 Solutions n of equation A064380(n)-A000010(n)=4 in integers n>=2. 2
22, 25, 26, 32, 51, 57, 115, 135, 136, 145, 189, 203, 217, 297, 517, 583, 689, 767, 793, 1207, 1241, 1343, 1411, 1501, 1577, 1691, 2231, 2323, 2369, 2461, 2507, 2599, 3683, 3799, 3937, 3973, 4031, 4061, 4247, 4309, 4619, 4681, 5513, 5587, 5809, 6031, 6179, 6401 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

The sequence is infinite.

REFERENCES

V. S. Shevelev, Multiplicative functions in the Fermi-Dirac arithmetic, Izvestia Vuzov of the North-Caucasus region, Nature sciences 4 (1996), 28-43.

LINKS

Amiram Eldar, Table of n, a(n) for n = 1..250

CROSSREFS

Cf. A000010, A064380, A176472, A176509, A186777, A186778, A186779.

Sequence in context: A053779 A177734 A177055 * A034304 A167459 A066737

Adjacent sequences:  A186777 A186778 A186779 * A186781 A186782 A186783

KEYWORD

nonn

AUTHOR

Vladimir Shevelev, Feb 26 2011

EXTENSIONS

More terms from Amiram Eldar, Sep 14 2019

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified November 23 16:18 EST 2020. Contains 338590 sequences. (Running on oeis4.)