A060366 - OEIS

%I #40 Mar 07 2025 07:51:49

%S 1,1000,1000000,1000000000,1000000000000,1000000000000000,

%T 1000000000000000000,1000000000000000000000,1000000000000000000000000,

%U 1000000000000000000000000000,1000000000000000000000000000000

%N Powers of one thousand which are described by single words in dated British English usage, extended by using "-ard" beyond 10^9.

%D John H. Conway and Richard K. Guy, The Book of Numbers, New York: Springer-Verlag, 1996. See p. 14.

%H Tanya Khovanova, <a href="http://www.tanyakhovanova.com/RecursiveSequences/NonRecursions.html">Non Recursions</a>

%H <a href="/A060365/a060365.txt">More information about A060365 and A060366.</a>

%F a(n) = 10^(3*(n-1)).

%e 10^0 = one, 10^3 = thousand, 10^6 = million, 10^9 = milliard, 10^12 = billion, etc.

%p A060366:=n->10^(3*(n-1)): seq(A060366(n), n=1..15); # _Wesley Ivan Hurt_, Jan 21 2016

%t 10^(3 Range[0, 10]) (* or *) Table[10^(3 (n - 1)), {n, 15}] (* _Wesley Ivan Hurt_, Jan 21 2016 *)

%o (Magma) [10^(3*(n-1)) : n in [1..15]]; // _Wesley Ivan Hurt_, Jan 21 2016

%Y Cf. A060365.

%K easy,fini,nonn,word,changed

%O 1,2

%A _Gerard Schildberger_

%E Description changed by _Ivan Panchenko_, Nov 10 2019