Language name and locationː Lenkau, Manus, Papua New Guinea [Ref to Ethnologue]
语言名称和分布地区: 伦考语, 巴布亚新几内亚马努斯岛东南部隔海之Rambutyo岛

1. sip

21.  huŋhul ɑ sip

2. huep

22.  huŋhul ɑ huep

3. trilip

23.  huŋhul ɑ trilip

4. trolotr

24.  huŋhul ɑ trolotr 

5. ŋurɑn

25.  huŋhul ɑ ŋurɑn

6. enep

26.  huŋhul ɑ enep 

7. ŋɑrtrilip  (10 - 3)

27.  huŋhul ɑ ŋɑrtrilip

8. ŋɑrihuep (10 - 2)

28.  huŋhul ɑ ŋɑrihuep

9. ŋɑrisip    (10 - 1)

29.  huŋhul ɑ ŋɑrisip

10. sɑŋɑhul

30.  dulunuhul, truluŋuhul

11. sɑŋɑhul ɑ sip *

40.  hɑway, hɑwey

12. sɑŋɑhul ɑ huep

50.  dopol, tropol

13. sɑŋɑhul ɑ trilip

60.  wonhuhul *

14. sɑŋɑhul ɑ trolotr 

70.  ŋɑri dulunuhul (100 - 30)

15. sɑŋɑhul ɑ ŋurɑn

80.  ŋɑri huŋuhul    (100 - 20)

16. sɑŋɑhul ɑ enep

90.  ŋɑri sɑŋɑhul     (100 - 10)

17. sɑŋɑhul ɑ ŋɑrtrilip

100. soŋot, soŋɔtr

18. sɑŋɑhul ɑ ŋɑrihuep

200. huŋotr

19. sɑŋɑhul ɑ ŋɑrisip

1000. pwaso sɔŋɔt

20. ruŋoul, huŋhul  

2000. mosou huŋhul

Linguist providing data and dateː Prof. Robert Blust, Department of linguistics, University of Hawaii at Manoa, Hawaii, USA. April 2, 1988. Additional data from 11 up to 2000 were provided by Mr. John Palek (mother-tongue is the Lenkau language) of University of Papua New Guinea, June 25, 1998
提供资料的语言学家: Prof. Robert Blust, 1988 年 4 月 2 日.

Other comments: Lenkau has a typical "Manus type" Austronesian language decimal counting system with special structure for numerals 6 to 9 and 70, 80 and 90 similar to that of the Lou language. Lenkau is an endangered language spoken by about 320 speakers in southwest Rambutyo island, Manus province, Papua New Guinea.