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A098097 Terms of sequence A005150 interpreted as numbers written in base 4 (written here in base ten). 1
1, 5, 9, 101, 1385, 3493, 30121, 358885, 225859433, 521661150629, 1537769393977769, 248286184577158309349, 2349690596380762356487460713, 7261901690904608168867803518651168165, 76840829143792845266223009702402770017026931113 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Digits 1, 2 and 3 only appear in members of A005150 so they can be read as numbers in base 4.

LINKS

Table of n, a(n) for n=1..15.

EXAMPLE

The fifth term of A005150 is 111221, which is 1385 in base 4 notation.

CROSSREFS

Cf. A005150.

Sequence in context: A249937 A171812 A221741 * A279707 A329002 A280642

Adjacent sequences:  A098094 A098095 A098096 * A098098 A098099 A098100

KEYWORD

nonn,base

AUTHOR

Axel Harvey, Sep 14 2004

EXTENSIONS

a(13)-a(15) added by Andrew Howroyd, Feb 12 2020

STATUS

approved

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Last modified April 20 05:46 EDT 2021. Contains 343121 sequences. (Running on oeis4.)